Aerial view of Moffett from the north. Photo by U.S. Navy. Plate 11 of Coats (1956). Moffett is a Holocene stratovolcano that has not erupted in historic time. Moffett, Andrew Bay, and Adagdak form the northern peninsula of Adak Island. Moffett consists of thick andesite flows, flank domes, and a basaltic parasitic cone.


Sources of Information:

Coats, R.R., 1956, Geology of northern Adak Island, Alaska: U.S. Geological Survey Bulletin 1028-C, p. 43-66.

March, B.D., 1976, Some Aleutian andesites: their nature and source: Journal of Geology, v. 84, p. 27-42.

Simkin, T., and Siebert, L., 1994, Volcanoes of the World: Geoscience Press, Tucson, Arizona, 349 p.

Wood, C.A., and Kienle, J., 1993, Volcanoes of North America: Cambridge University Press, New York, 354 p.

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United States